TY  - BOOK
AU  - Derfler,Frank J..
TI  - Practical networking / 
SN  - 8120316614
U1  - 004.65 
PY  - 2000///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - COMPUTER NETWORK
N1  - Includes index and glossary
ER  -